Add UI setting to keep device awake

lib/core/configuration.dart

@@ -30,6 +30,7 @@ import 'package:photos/services/sync_service.dart';
 import 'package:photos/utils/crypto_util.dart';
 import 'package:shared_preferences/shared_preferences.dart';
 import 'package:uuid/uuid.dart';
+import 'package:wakelock/wakelock.dart';
 
 class Configuration {
   Configuration._privateConstructor();
@@ -43,6 +44,10 @@ class Configuration {
   static const keyKey = "key";
   static const keyShouldBackupOverMobileData = "should_backup_over_mobile_data";
   static const keyShouldBackupVideos = "should_backup_videos";
+
+  // keyShouldKeepDeviceAwake is used to determine whether the device screen
+  // should be kept on while the app is in foreground.
+  static const keyShouldKeepDeviceAwake = "should_keep_device_awake";
   static const keyShouldHideFromRecents = "should_hide_from_recents";
   static const keyShouldShowLockScreen = "should_show_lock_screen";
   static const keyHasSkippedBackupFolderSelection =
@@ -494,6 +499,15 @@ class Configuration {
     }
   }
 
+  bool shouldKeepDeviceAwake() {
+    return _preferences.get(keyShouldKeepDeviceAwake) ?? false;
+  }
+
+  Future<void> setShouldKeepDeviceAwake(bool value) async {
+    await _preferences.setBool(keyShouldKeepDeviceAwake, value);
+    Wakelock.toggle(enable: value);
+  }
+
   Future<void> setShouldBackupVideos(bool value) async {
     await _preferences.setBool(keyShouldBackupVideos, value);
     if (value) {

lib/ui/settings/backup_section_widget.dart

@@ -96,6 +96,26 @@ class BackupSectionWidgetState extends State<BackupSectionWidget> {
           ),
         ),
         SectionOptionDivider,
+        SizedBox(
+          height: 48,
+          child: Row(
+            mainAxisAlignment: MainAxisAlignment.spaceBetween,
+            children: [
+              Text(
+                "Keep device awake",
+                style: Theme.of(context).textTheme.subtitle1,
+              ),
+              Switch.adaptive(
+                value: Configuration.instance.shouldKeepDeviceAwake(),
+                onChanged: (value) async {
+                  Configuration.instance.setShouldKeepDeviceAwake(value);
+                  setState(() {});
+                },
+              ),
+            ],
+          ),
+        ),
+        SectionOptionDivider,
         GestureDetector(
           behavior: HitTestBehavior.translucent,
           onTap: () async {

pubspec.lock

@@ -1417,12 +1417,12 @@ packages:
     source: hosted
     version: "0.2.2"
   wakelock:
-    dependency: transitive
+    dependency: "direct main"
     description:
       name: wakelock
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.5.6"
+    version: "0.6.1+2"
   wakelock_macos:
     dependency: transitive
     description:

pubspec.yaml

@@ -112,10 +112,12 @@ dependencies:
     path: thirdparty/plugins/packages/video_player/video_player
   video_thumbnail: ^0.4.3
   visibility_detector: ^0.2.2
+  wakelock: ^0.6.1+2
   wallpaper_manager_flutter: ^0.0.2
 
 dependency_overrides:
   provider: ^6.0.1 # for chewie 1.2.2 https://github.com/brianegan/chewie/issues/530
+  wakelock: ^0.6.1+2
 
 dev_dependencies:
   flutter_test: